recaptcha.com

• Delegation
• Authoritative answer
• Related hostnames

Delegation

Authoritative answer

ANSWER for recaptcha.com.
recaptcha.com.	300	A	74.125.137.147
	300	A	74.125.137.106
	300	A	74.125.137.104
	300	A	74.125.137.103
	300	A	74.125.137.105
	300	A	74.125.137.99
	300	AAAA	2607:f8b0:4002:c01:0:0:0:63
	345600	NS	ns3.google.com.
	345600	NS	ns4.google.com.
	60	SOA	ns3.google.com. dns-admin.google.com. ( 1524038 900 900 1800 60 )
	345600	NS	ns2.google.com.
	345600	NS	ns1.google.com.
	300	TXT	"v=spf1 -all"

Related hostnames

Recaptcha.com is a domain controlled by four domain name servers at google.com. All four of them are on different IP networks. Recaptcha.com has 94 IP numbers (74.125.28.103, 173.194.38.146, 173.194.38.147, 173.194.66.99, 2607:f8b0:400e:c04::63, 173.194.33.17, 2404:6800:4006:800::1010, 173.194.38.145, 173.194.38.148, 2404:6800:4004:803::1011, 74.125.234.83, 74.125.234.84, 2607:f8b0:4005:800::1012, 173.194.33.16, 2607:f8b0:400c:c04::67, 173.194.33.20, 74.125.131.105, 173.194.33.18, 2607:f8b0:4010:800::1011, 74.125.24.106, 74.125.26.103, 74.125.26.106, 74.125.235.113, 74.125.224.19, 74.125.224.17, 74.125.235.49, 74.125.237.16, 74.125.237.19, 173.194.33.19, 74.125.26.147, 74.125.26.99, 2404:6800:4003:801::1013, 74.125.137.147, 74.125.239.80, 74.125.235.52, 74.125.131.99, 2404:6800:4006:800::1012, 74.125.237.20, 74.125.237.17, 173.194.66.105, 74.125.28.99, 74.125.224.20, 74.125.131.106, 74.125.131.103, 74.125.137.106, 74.125.235.115, 2607:f8b0:400a:800::1012, 74.125.137.104, 74.125.239.81, 74.125.28.105, 74.125.235.112, 74.125.137.99, 2607:f8b0:4002:c01::69, 74.125.137.103, 74.125.237.18, 74.125.24.147, 74.125.24.99, 74.125.224.18, 74.125.131.147, 74.125.26.104, 2a00:1450:400c:c03::6a, 74.125.24.105, 74.125.26.105, 74.125.131.104, 74.125.234.80, 74.125.28.104, 74.125.224.16, 74.125.137.105, 74.125.235.116, 74.125.239.84, 173.194.66.147, 2a00:1450:400b:c02::69, 2404:6800:4003:802::1011, 2800:3f0:4001:802::1010, 74.125.235.48, 2607:f8b0:400c:c03::69, 2607:f8b0:400c:c03::93, 74.125.24.103, 173.194.66.103, 74.125.234.82, 74.125.28.106, 74.125.234.81, 2607:f8b0:400c:c04::68, 74.125.235.51, 74.125.239.83, 173.194.66.104, 74.125.235.114, 2404:6800:4004:803::1012, 74.125.28.147, 173.194.66.106, 74.125.235.50, 74.125.239.82, 74.125.24.104, 173.194.38.144). Some of them are on the same IP network.

Google.gd, google.gl, igoogle.ro, google.ge, gsites.fr and at least 20 other hosts point to the same IP and also shares name servers. Googlemaps.fr, lazerblade.net, filescar.com, googlemaps.no, measuremap.com and at least 200 other hosts point to the same IP. Google.lv, googele.de, magmation.com, imbabwe.com, appspot.com and at least 144 other hosts share name servers with this domain. Google.tn, jamboolapi.net, adwords.com, blogspot.se, kulabula.com and at least 38 other hosts share name servers under another name with this domain.

Also check www.recaptcha.com.

Recaptcha.com is hosted on 94 servers in Mountain View, CA, United States.

The name server ns4.google.com

There are more than two thousand domains that use the name server ns4.google.com.

• All of those use the four name servers ns1, ns2, ns3 and ns4.google.com together (example: googlefiber.com, google.com.gr and 9.102.66.in-addr.arpa ).
• Every fifth of them point to the IP number 173.194.66.104 (example: google.org.af, feoogle.com and google.org.uk ).
• Every fifth of them point to the IP number 173.194.66.103 (example: google.com.cy, google.az and gpics.fr ).

The IP number 74.125.131.99

There are about eighty host names that point to the IP number 74.125.131.99.

• Most of those use the name server ns4.google.com (example: igoogle.no, froogle.jp and googlemaps.hu ). Worth noting is that three percent of the domains that use the name server ns4.google.com point to the IP number 74.125.131.99.
• Most of them use the name server ns3.google.com (example: measuremap.net, google.nf and googleapi.se ). Worth noting is that three percent of the domains that use the name server ns3.google.com point to the IP number 74.125.131.99.
• Most of them use the name server ns2.google.com (example: google.pro, googleearth.pl and frooglegoogle.com ).

The IP number 74.125.131.106

There are about a hundred host names that point to the IP number 74.125.131.106.

• Most of those use the name server ns1.google.com (example: friigle.com, picasa.nl and frewgle.com ). Worth noting is that four percent of the domains that use the name server ns1.google.com point to the IP number 74.125.131.106.
• Ten of them use the mail server alt4.aspmx.l.google.com (example: google.co.at, dmarc.net and appsem.com ).

The name server ns1.google.com

There are more than two thousand domains that use the name server ns1.google.com.

• Every fifth of those point to the IP number 173.194.33.14 (example: youtube.gr, meebo.me and walleto.info ).
• Every fifth of them point to the IP number 173.194.33.9 (example: obsmtp.mobi, 99dollarmusicvideos.com and youtube.co.kr ).
• Every fifth of them point to the IP number 173.194.33.8 (example: coats-for-less.com and postini.net ).

The name server ns3.google.com

There are more than a thousands domains that use the name server ns3.google.com.

• Every fifth of those point to the IP number 173.194.66.147 (example: googlebot.com, googlearth.pl and google.com.ws ).
• Every fifth of them point to the IP number 173.194.66.106 (example: froogle.de, googlearth.fr and googlehelp.fr ). Worth noting is that half of the host names that point to the IP number 173.194.66.106 use the name server ns3.google.com.
• Every fifth of them point to the IP number 173.194.66.105.

The name server ns2.google.com

There are more than two thousand domains that use the name server ns2.google.com.

• About one in six of those point to the IP number 173.194.75.147.
• About one in six of them point to the IP number 173.194.75.106.
• About one in six of them point to the IP number 173.194.75.105.

The IP number 74.125.26.105

There are several hundred of host names that point to the IP number 74.125.26.105.

• More than one in eight of those use the mail server alt2.aspmx.l.google.com (example: google.name, dmarcbroadcasting.com and wwwpiccasa.com ).
• More than one in eight of them use the mail server alt1.aspmx.l.google.com (example: google.net, google.co.je and google.com.nf ).
• More than one in eight of them use the mail server aspmx.l.google.com (example: webmproject.org, google.info and dewittriegel.net ).